The OS30FACC12 ABB PowerLine fusible 3-pole disconnect switch has 600 VAC voltage rating and 30 A amp rating with a power rating of 20 hp. ABB PowerLine includes seven different amperage sizes from 30 - 1200 A. All PowerLine fusible switches are designed to meet customer requirements in terms of high interrupting capacity and long electrical life while occupying little more panel space than the appropriate fuses. The basic construction Provides flexibility and high performance in an extremely compact size. ABB PowerLine switches are a perfect choice to withstand the heat and humidity of the tropics, the extreme cold of the arctic and any rugged industrial environment.